11212303200000 has 864 divisors, whose sum is σ = 44004503531520. Its totient is φ = 2480025600000.

The previous prime is 11212303199917. The next prime is 11212303200019. The reversal of 11212303200000 is 230321211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 520789236 + ... + 520810764.

Almost surely, 2^{11212303200000} is an apocalyptic number.

11212303200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11212303200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22002251765760).

11212303200000 is an abundant number, since it is smaller than the sum of its proper divisors (32792200331520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11212303200000 is an frugal number, since it uses more digits than its factorization.

11212303200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21611 (or 21577 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11212303200000 its reverse (230321211), we get a palindrome (11212533521211).

The spelling of 11212303200000 in words is "eleven trillion, two hundred twelve billion, three hundred three million, two hundred thousand".